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China High Quality insulation resistance document Manufacturers – GDWR-5A Earth Resistance Tester for Ground Grid – HV Hipot
Product Description GDWR-5A Earth Resistance Tester is a high-precision test instrument used in various fields such as substations for testing grounding resistance and related parameters. The instrument has the characteristics of small volume, light weight, convenient carrying, strong anti-interference performance and high accuracy. The instrument is an integrated structure, built-in variable frequency power supply module, and the output power supply is continuously variable frequency adjustable. The frequency can be changed to 45Hz or 55Hz, and the built-in high-speed processor core adopts high-end digital filtering technology, which effectively avoids the interference of the power frequency electric field to the test, and fundamentally solves the problem of accurate measurement und... -
China High Quality testing of transformer Factory – GDJF-2007 Digital Partial Discharge Analyzer – HV Hipot
Picture only for reference first. GDJF-2007 Digital Partial Discharge Analyzer is widely used for detecting partial discharge of high voltage equipment such as power transformers, instrument transformer, HV circuit breaker, GIS, Zinc oxide surge arrester, power cable. It also can make type tests and monitor insulation operation. It includes main unit, PD software, current transformer, input unit, calibration pulse generator, input adapter, antenna amplifier and connection cable etc. Features ● 12inch LCD display, with portable design, rugged and durable, easy to use. ● Strong anti-interference ability, accurate. Using digital filtering technology, field interference can be effectively eliminated, and partial discharge measurement can be realized in a strong interference environmen... -
China High Quality Underground Cable Detector Online Price Factory – GD-2134A Cable Identifier – HV Hipot
The purpose of the cable identifier is to accurately identify one of the target cables from multiple cables and avoid serious accidents caused by wrong sawing of live cables. Cable identification starts from the operation of both ends of the cable, it must be ensured that the double number on both ends of the cable is accurate. GD-2134A Cable Identifier is only suitable for on-site identification of de-energized cables. It is strictly forbidden to connect the cable identifier to the running power cable! Features ● Handheld receiver automatically identify and display the results to ensure that the results of cable identification are 100% accurate. Light weight and powerful, easy to carry. ● Suitable for on-site identification of de-energized cables. ● Both transmitter and handheld re... -
China High Quality Sf6 Dew Point Tester Factory – GDWG-III SF6 Gas Leakage Detector – HV Hipot
Product Description GDWG-III SF6 gas leakage detector, with non-dispersed infrared (NDIR) technology, is mainly used to pinpoint and measure SF6 leakage on GIS and refilling equipment within power industry. The annual leakage rate of SF6 gas electrical equipment is measured with bandaging method. At the same time, the equipment is widely used in power supply bureau, substations, high voltage switch company, laboratory hood and scientific test. Application ● High voltage switchgear ● Helicopter rotor blades ● Gas transmission system ● Fire extinguisher ● Ventilation rate study ● Hazardous material ● Tank Advantages ● No radioactive risk. ● No need to replace high purity argon gas regularly. ● No need to replace sensor regularly, cost-effective. ● No need to make linear calibrati... -
China High Quality Digital Earth Resistance tester Factory – GDHX-9700 Phase Detector – HV Hipot
General Information GDHX-9700 Phase Detector is mainly used in electric power lines, phase, and phase sequence calibration in substation, with main functions including electrical inspection, phase calibration and phase sequence measurement. It uses double shielding and brand-new digital circuits, with strong anti-interference, accorded with EMC standards, suitable for various electromagnetic interference situations. The high voltage phase signal of measured lead will be transmitted directly after treatment, the handset will receive and make phase comparison, determine the results after phase detection, real-time display phase angle difference and vector. It uses wireless transmission technology, safe and reliable, fast, and accurate, suitable for using at different voltage levels (10... -
China High Quality Automotive Circuit Breaker Tester Suppliers – GDZK-IV Vacuum Degree Tester for Vacuum Breaker – HV Hipot
Features ● Measure vacuum degree in vacuum interrupter for every types of breakers. ● Electromagnetic measuring method, Accurate and Reliable. ● No need to dismantle the vacuum breaker in measurement. ● 128*64 pixel LCD screen, easy to operate. The test results are directly compared with the standard values to determine whether they are qualified;Save, print and check testing data. ● RS-232 port, connecting with PC to download vacuum degree-ionic current curve, to estimate lifespan. ● Light weight, Portable. Specifications ● Power Supply: AC220V ± 20%, 50Hz. ● Testing Range: 10-5 ~10-1Pa. ● Electric field Voltage: 20kV. ● Magnetic field Voltage: 1600V. ● Accuracy: 20%-25% at 10-5 ~10-4. 15%-20% at 10-4 ~10-3 10%-15% at 10-3 ~10-2 5%-10% at 10-2 ~10-1 ● Ambient Temperature: -1... -
China High Quality Low Resistance Meter Suppliers – GDSL-BX-100 Primary Current Injection Test Set – HV Hipot
Features Specifications ● Power supply: AC 220V 50Hz. ● Output power: 3kVA. ● Output current: 500A in series,1000A in parallel. ● Output voltage: 6V in series, 3V in parallel. ● Current can be adjusted smoothly and continuously. The accuracy is 1.0%. ● Output current is standard sine wave, waveform distortion is less than 5%. ● Output current: RMS continuous adjustable. ● Duty Cycle: 5mins ON, 10mins OFF. Accessories Main unit 1 piece Connection cable 1 piece 2m Output cable 2 pcs 1000A Ground cable 1 piece Power cable 1 piece User’s guide 1 piece Factory test report 1 piece -
China High Quality Standard Capacitor Manufacturers – AC hipot test set for insulated boom GDYD-137 – HV Hipot
Application Technical Specifications Input AC 220V± 10%, 50Hz, 32.5A, Single phase Output 0-130kV, 50mA 0-36kV, 180mA Rating 25mA/90mA, continuous working 33.3kV/120mA, 1hour ON/1hour OFF 50mA/180mA, 5mins ON/15mins OFF Capacity 6.5kVA HT Source SF6 gas (Gas testing transformer) Output control Manual control Voltage accuracy ≤ 1.5% (F.S) Current Accuracy ≤ 1.5% (F.S) Timing range 0-99H Metering LCD display, kV meter: there is a switching button, the range is 0-36kVAC if it switches to 36kV, the range is 0-130kVAC if it switches to 130kV mA meter: 0-5.000mA Humidity 85% RH Environmental temperature -20℃～50℃ -
China High Quality Discharge Ac Capacitor Manufacturers – DC Hipot Test Set GDZG-S – HV Hipot
Features ● Electronic control and tune, easy to operate. ● The date of voltage and current are recorded in the panel, reading without conversion. ● One minute timing and tip function. ● Perfect overvoltage and over-current protection function inside, also zinc oxide overvoltage protection outside, which ensure safety of generator. ● Both control unit and doubler packed with special shockproof aluminum alloy cabinet, easy to move. ● Portable design, suitable for on-site testing. Specifications Items(kV/mA) parameter 50/100 50/120 60/150 60/200 60/300 Output voltage(kV) 50 50 60 60 60 Output current(mA) 100 120 150 200 300 Output power(W) 5000 6000 9000 12000 18000 Voltage measurement error ≤1.0% ±1digit Current measu... -
OEM Best fuel dew point Supplier – GDZL-503 Automatic Interfacial Tension tester – HV Hipot
Intermolecular forces will generate interface tension and surface tension of liquids. The value of tension reflects liquid sample’s physics and chemical properties, which is one of the most important index for product quality. GDZL-503 automatic interfacial tension tester tests kinds of liquid surface tension and interface tension according to ring method which is simple and accurate. It is widely used in electric, petroleum, chemical,medicine, food and teaching filed. Features ● Exclusive and quick response electromagnetic balance sensor is adopted, to improve the accuracy of the measurement and degree of linearity. ● Only using one point calibration, to solve the problem of previous sensor which needs multi-point calibration. It is no need to use zero potentiometer and full s... -
China High Quality beaing heater Factory – GDJB-1200A Six Phase Relay Protection Test Set – HV Hipot
Features ● Output up to 6-phase voltage 6-phase current, which can be combined to realize conventional 4-phase voltage 3-phase current type, 6-phase voltage type, 6-phase current type, and 12-phase output mode. ● High-performance embedded industrial control computer and 8.4-inch large-screen high-resolution color TFT liquid crystal display, which can provide rich and intuitive information, including the current working status of the device, next working tips and various help information; ● The output uses a high-fidelity, high-reliability modular linear power amplifier instead of a switch-type power amplifier for superior performance. It will not generate high and medium frequency interference to the test site, and it will ensure excellent waveform smoothing and accuracy from high cu... -
China High Quality Omicron Ct Analyzer Suppliers – GDHG-108A CT/PT Tester – HV Hipot
GDHG-108A CT/PT Tester supports test voltage method to test bushings CTs which installed on transformer or inside switch-gear, suitable for the laboratory and on-site detection. Itcan be easily and conveniently done voltage current characteristic, transformer ratio, ratio and phase angle error, load test items on CT/PT. Features ● Using the voltage detection principle to measure CT and PT. ● To meet the requirements of GB1207, GB1208, GB168-47 (IEC60044-1.6) and other standards. ● No external auxiliary equipment, a single machine can complete all test items. ● With high speed micro printer: real-time print the test result. ● Using intelligent controller, operation is simple. ● 5inch LCD screen display. ● Automatically given CT/PT (excitation) knee point value. ● Auto display 5% and 1...
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